Re: [linux-usb-devel] [PATCH] Add some PID stuff and fix HID debug prettyprinting

[Johann D. <jo...@Do...>]

On Wed, 16 Jan 2002, Bj|rn Augustsson wrote:

> > How far have you got ? Have you managed to make your joystick move yet ?
> > Please also have a look at the input/event API. It would be nice if it was
> > the one used to download effects to the device.
> 
> No, I haven't, but I'm close. (I think!)

Great !

> 
> OK, longish status update time:
> 
> [...]
> 
> There's a few policy type things to consider. There's an Usage called
> PhysicalInterfaceDevice.Safety_Switch, which is a switch that notices if
> you hold the joystick or not (and if you let go, it turns the forces
> off). Since the existing HID-input "parser" reports every one-bit input
> usage as a button, this gets reported that way (except it's inverted, if
> you let go of the stick, it goes 0 -> 1). 
> 
> It's not really a button, but it could be useful to a game anyway. You
> could bind pause to it for example, or something. Do I report it to the
> API as a button, or do I add a new bit about this somewhere?

I guess by the name BTN_DEAD (0x12f) could be used for that, but as I
said, that's only a guess.


-- 
Johann Deneux